<template>
  <div class="login-container">
    <div class="login-box">
      <!-- 头像区 -->
      <div class="avatar-box">
        <img src="../assets/img/logo.png" alt="" />
      </div>
      <!-- 表单区 -->
      <div class="form-box">
        <el-form :model="loginForm" :rules="loginFormRules" ref="loginFormRef">
          <el-form-item prop="account">
            <el-input
              v-model="loginForm.account"
              placeholder="账号"
              prefix-icon="el-icon-user-solid"
            ></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input
              v-model="loginForm.password"
              placeholder="密码"
              prefix-icon="el-icon-lock"
              type="password"
            ></el-input>
          </el-form-item>
          <el-form-item class="btns">
            <el-button type="primary" @click="login">登陆</el-button>
            <el-button type="info" @click="resetLoginForm">重置</el-button>
          </el-form-item>
        </el-form>
      </div>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      loginForm: {
        account: 'admin',
        password: '123456'
      },
      loginFormRules: {
        account: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    // 重置登陆表单
    resetLoginForm() {
      this.$refs.loginFormRef.resetFields()
      this.loginForm.account = ''
      this.loginForm.password = ''
    },
    login() {
      // 验证表单
      this.$refs.loginFormRef.validate(async vaild => {
        if (!vaild) return
        this.$axios
          .post('login', this.loginForm)
          .then(res => {
            if (res.data.code !== 200) {
              return this.$message.error(res.data.msg)
            }
            this.$message.success('登录成功')
            window.sessionStorage.setItem('token', res.data.data)
            this.$router.push('/home')
          })
          .catch(err => {
            console.error(err)
          })
      })
    }
  }
}
</script>
<style lang="less" scoped>
.login-container {
  background-color: #2b4b6b;
  height: 100%;
}

.login-box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.avatar-box {
  height: 130px;
  width: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
  }
}
.form-box {
  padding: 0 40px;
  position: absolute;
  bottom: 0;
  width: 100%;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
